Support bracket for deep basin



FIG. 1 is a perspective view of my support bracket for a deep basin, taken from the top and left side thereof;

FIG. 2 is a left side elevational view thereof (the right side being a mirror image);

FIG. 3 is a rear view thereof; and,

FIG. 4 is a bottom view thereof. 

The ornamental design for a support bracket for deep basin, as shown. 